69.—(1) The Committee and employing authorities shall have regard to any guidance issued by the Department about how future costs of the Scheme will be met.
(2) To enable the Department to calculate those costs for the purposes of that guidance, the Committee shall provide to the Department by 31st August 2016, and by 31st August in every third year afterwards, all the information used for the purposes of providing an actuarial valuation under regulation 68 (actuarial valuations and certificates).